1. vital
词性：____________ 意思：_____________
be vital to/ for 对……至关重要
It is vital to do sth. 做某事是至关重要的
It is vital that… ……是至关重要的 （that从句要用虚拟语气，即谓语用“should+动词原形”）
It is vital that we (should) help children set correct moral values.
我们帮助孩子树立正确的道德价值观是至关重要的。
练习：It is for a journalist ____________ (keep) accurate records.
